Patents
Patents for H01L 41 - Piezo-electric devices in general; Electrostrictive devices in general; Magnetostrictive devices in general; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof (34,459)
11/2004
11/17/2004EP1159717B1 Magneto-acoustic marker for electronic article surveillance having reduced size and high signal amplitude
11/17/2004EP0934605B1 Method and device for controlling a capacitative actuator
11/17/2004CN1547779A Beam steering arrangements and optical switches
11/17/2004CN1546427A Doped lead antimony manganese zirconia titanate piezoelectric ceramic materials suitable for industrial production and method for preparing same
11/17/2004CN1176519C Two-way rotating longitudinal-bending standing-wave supersonic motor
11/16/2004US6819029 Vibration wave driving apparatus
11/16/2004US6819028 Method for selecting piezoelectric transformer characteristic
11/16/2004US6817627 Air bag assembly for a motor vehicle
11/16/2004US6817073 Method of manufacturing a thin film piezoelectric element
11/16/2004US6817072 Method of manufacturing a piezoelectric/electrostrictive device
11/16/2004US6817071 Method of manufacturing surface acoustic wave device having bump electrodes
11/11/2004WO2004098039A2 Piezoelectric motor allowing at least two degrees of freedom, in rotation and linear displacement
11/11/2004WO2004097952A1 Actuating unit for a piezo-electrically controlled fuel injection valve
11/11/2004WO2004097208A1 Actuating unit for a piezo-electrically controlled fuel injection valve
11/11/2004WO2004096359A1 Implantable medical device with piezoelectric transformer
11/11/2004WO2004047192A3 Electro-active actuator
11/11/2004WO2004038819A3 Piezoelectric switch for tunable electronic components
11/11/2004US20040224180 Method of manufacturing oxide thin film, method of manufacturing ferroelectric thin film, ferroelectric thin film, ferroelectric memory device, and ferroelectric piezoelectric device
11/11/2004US20040222719 Piezoelectric porcelain composition, piezoelectric device, and methods of making thereof
11/11/2004US20040222718 Piezoelectric transformer and strobe apparatus having the piezoelectric transfer
11/11/2004US20040221658 Movement actuator/sensor systems
11/11/2004DE202004013700U1 Device for producing a cylindrical piezoelectric element with electrical leads, comprises a mold with plastic filling channels on a base and a top plug press
11/11/2004DE102004015850A1 Piezoelektrisches Betätigungsglied und piezoelektrische Keramik A piezoelectric actuator, and piezoelectric ceramic
11/11/2004DE102004015574A1 Geschichtetes piezoelektrisches Element mit zuverlässiger elektrischer Verbindung A laminated piezoelectric element with reliable electrical connection
11/11/2004DE102004012283A1 Piezoelektrisches Stellglied, Herstellungsverfahren und Einspritzdüse A piezoelectric actuator, manufacturing processes and the injection nozzle
11/11/2004DE102004011751A1 Piezoelektrischer elektroakustischer Wandler und sein Herstellungsverfahren A piezoelectric electro-acoustic transducer and its manufacturing method
11/11/2004CA2524171A1 Piezoelectric motor allowing at least two degrees of freedom, in rotation and linear displacement
11/10/2004CN1545612A Sensor using electro active curved helix and double helix
11/10/2004CN1545149A Ordered orientation device for high polymer piezoelectric material
11/10/2004CN1544788A Pressure-sensitive sensor and object detecting device
11/10/2004CN1544392A Low-temperature sintering lead-containing dielectric ceramic and its production method
11/10/2004CN1544391A Dielectric ceramic and ferrite for laminating and low temperature sintering, and its preparation method
11/10/2004CN1175557C Vibrating actuator driving system, device, circuit and pulsing signal generating circuit
11/10/2004CN1175554C Control circuit and method for piezoelectric transformer
11/10/2004CN1175458C Method for prodn. of electron source substrate provided with electron emitting element and method for prodn. of electronic device using the substrate
11/10/2004CN1175440C Piezoelectric transformer
11/10/2004CN1174786C Lightening toy
11/09/2004US6815874 Form-adaptable electrode structure in layer construction
11/09/2004US6815871 Drive mechanism and drive method employing circuit for generating saw-tooth waveform voltage
11/09/2004US6815870 Surface acoustic wave device and communication device including same
11/09/2004US6815869 Surface acoustic wave device
11/09/2004US6815866 Cantilever having step-up structure and method for manufacturing the same
11/09/2004US6813815 Method of producing a piezoelectric/electrostrictive element
11/04/2004WO2004095604A2 Method and apparatus for an ambient energy battery or capacitor recharge system
11/04/2004WO2004095596A1 Electro-active device
11/04/2004WO2004095595A1 Actuator
11/04/2004WO2004094102A1 Linear output, closed loop mover assembly
11/04/2004WO2004061987A3 Piezo actuator
11/04/2004US20040217675 Vortex transducer
11/04/2004US20040217674 Piezoelectric device and method to manufacture a piezoelectric device
11/04/2004US20040217673 Piezoelectric resonator
11/04/2004US20040217672 Monolithic multilayer actuator in a housing
11/04/2004US20040217671 Rolled electroactive polymers
11/04/2004US20040216305 Ceramic electronic device and method of production of same
11/04/2004US20040216289 Piezoelectric/electrostrictive device and method of producing the same
11/04/2004US20040216288 Piezo-electric/electrostrictive device and method of manufacturing same
11/04/2004DE10330136A1 Film bulk acoustic resonator device, has piezoelectric layer made of aluminum nitride formed on lower electrode film of acoustic resonators
11/04/2004DE10147911B4 Beschleunigungssensor Acceleration sensor
11/03/2004EP1473783A1 Multilayer piezoelectric element, and production methode therefor
11/03/2004EP1473782A2 Piezoelectric device and method to manufacture a piezoelectric device
11/03/2004EP1472747A2 Ceramic multilayer component, method for the production thereof and retaining device
11/03/2004EP1472746A2 Apparatus for moving a pair of opposing surfaces in response to an electrical activation
11/03/2004EP1472451A1 Fuel injection valve
11/03/2004EP1177362B1 Pressure-sensitive sensor, object detecting device, and opening-closing device
11/03/2004EP1092089B1 Fuel injection valve and method for activating the same
11/03/2004EP1019971A4 Piezoelectric motor
11/03/2004CN2653702Y Combined sheet type piezoelectric element
11/03/2004CN1543063A 双工器 Diplexer
11/03/2004CN1543050A 操作装置和电子仪器 Operating device and electronic equipment
11/03/2004CN1543049A 操作装置和电子仪器 Operating device and electronic equipment
11/03/2004CN1542993A Piezoelectric element forming parts and method for preparation thereof, piezoelectric actuator unit and liquid injector head
11/03/2004CN1541980A Lead-free piezoelectric ceramics with high piezoelectricity
11/03/2004CN1541979A Bismuth sodium titanate barium titanate strontium titanate calcium titanate based lead-free piezoelectric ceramics
11/03/2004CN1541978A Bismuth sodium lithium titanate barium titanate strontium titanate calcium titanate based lead-free piezoelectric ceramics
11/03/2004CN1541977A Sodium bismuth titanate base nonleaded piezoelectric ceramic
11/03/2004CN1541976A Multi-component system nonleaded piezoelectric ceramic with good performance
11/03/2004CN1174548C Piezoelectric device and its mfg. method
11/03/2004CN1174516C Laminated dielectric resonator and laminated dielectric filter
11/03/2004CN1174496C Monolithic multilayer piezoelectric actuator and its prodn. method
11/03/2004CN1174437C Piezoelectric ceramics composition and high-output power transformer produced with the same composition
11/03/2004CN1174436C Piezoelectric ceramics composition and high-output power transformer produced with the same composition
11/03/2004CN1174416C 致动器 Actuator
11/02/2004US6812624 Electroactive polymers
11/02/2004US6812623 Higher order longitudinal extensional mode vibrations; increased electromechanical coupling factor
11/02/2004US6812621 Multiplexer for a piezo ceramic identification device
11/02/2004US6812618 Control apparatus for vibration type actuator
11/02/2004US6812594 Self-powered trainable switching network
11/02/2004US6811719 High-power piezoelectric ceramics
11/02/2004US6811385 Acoustic micro-pump
11/02/2004US6810737 Resonant element and vibration adjusting method therefor
10/2004
10/28/2004WO2004093205A1 Piezoelectric actuator and head assembly using the piezoelectric actuator
10/28/2004WO2004079306A9 An apparatus having a multi-band sensor assembly for measuring a parameter of a fluid flow flowing within a pipe
10/28/2004WO2004047190A3 Micro electro-mechanical system device with piezoelectric thin film actuator
10/28/2004WO2004036727A3 Piezoelectric driving apparatus
10/28/2004US20040215243 Implantable medical device with piezoelectric transformer
10/28/2004US20040214723 Polycrystalline isotropic perovskite compound comprising oxide of potassium, sodium, niobium, tantalum, and/or antimony; potassium sodium niobate; piezoelectricity; molding mixture of anisotropic shaped powder; heating, sintering
10/28/2004US20040214352 Ferroelectric film, ferroelectric capacitor, ferroelectric memory, piezoelectric element, semiconductor element, method of manufacturing ferroelectric film, and method of manufacturing ferroelectric capacitor
10/28/2004US20040213897 Dividing into electroconductive zone; applying thin film of metal; suppress spreading
10/28/2004US20040212459 Method for producing a layer with a predefined layer thickness profile
10/28/2004US20040212458 Film bulk acoustic resonator (FBAR) device and method for fabricating the same